Astronomy Picture of the Day · October 21, 2008

A Dark Pulsar in CTA 1

The Astronomy Picture of the Day for October 21, 2008 is “A Dark Pulsar in CTA 1,” an image. It is credited to Credit: NASA , S. Pineault ( DRAO ). The original explanation runs about 182 words.

From the explanation

“Where’s the pulsar? Previously, the nebula CTA 1 showed an expanding supernova remnant , a jet , and a point source expected to be a pulsar — a rotating neutron star producing pulses at radio energies.”

— APOD editors, October 21, 2008

Read the full explanation on science.nasa.gov

At a glance

Date: October 21, 2008
Type: Image
Credit: Credit: NASA , S. Pineault ( DRAO )
Copyright: No copyright notice on the entry. Check the credited institution’s own usage rules before reusing it.
Explanation length: About 182 words

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Topics in this entry

Nebulae Supernovae

Topics are matched from words in the title and explanation.

On this day: October 21 in other years

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Source

Astronomy Picture of the Day, October 21, 2008 — science.nasa.gov/image-article/apod-2008-october-21-a-dark-pulsar-in-cta-1

Copy taken Oct 28, 2026, 2:39 AM EDT. The image and explanation belong to their creators. OpenOrbit is not affiliated with or endorsed by NASA.